Recording medium and method and apparatus for reproducing text subtitle stream recorded on the recording medium

When the buffer time preload recording's text captions current and recording medium. The preload text captions of preventing fragment comprising a conversation type fragments and multiple dialogs. The conversation type fragment defines a set of area styles and palette information. The dialogs is a fragment comprises at least one conversation text area, the conversation text regions rod in a set of area styles selected type for conversation type fragment defines. The text captions a reading dialogs and palette updating symbol for a fragment, and updating the indication symbol to and dialogs to is a fragment according to the palette. The palette updating the indication symbol and presenting the dialogs preventing fragment of the palette information is in the type conversation fragment defines, a using new palette information.